Senior Network Engineer

GLG is currently seeking a Senior Network Engineer to join our Network Engineering team. The team builds and supports our global network infrastructure spanning 19 offices worldwide and in the cloud. Our network team is part of our broader Core Engineering team and is expected to regularly collaborate with IT, DevOps, and Security teams. The successful candidate will have a proven history of deep Cisco or Palo Alto Network Experience, exceptional command of networking concepts, significant experience leveraging security concepts, strong communication, and a commitment to learning and growth. We are looking for someone who thrives in a positive and collaborative team environment to join us here at GLG!

About GLG / Gerson Lehrman Group

GLG's platform connects business to expertise for smarter, faster decisions. Our clients rely on GLG's 700,000+ member-experts and 2,300 employees around the globe to provide 24/7 insight and exceptional service within a rigorous compliance framework. Visit https://glginsights.com

Key Responsibilities

• Design, install, and maintain robust and resilient networking infrastructure
• Design, setup, and maintain a robust network monitoring system
• Act as the technical interface with external vendors
• Create and maintain technical documentation of GLG's network infrastructure
• Develop risk management and mitigation strategies with a focus on meeting ISO 27001 standards
• Communicate and collaborate effectively across GLG's IT and Core Engineering teams
• Manage and track physical networking assets throughout our global offices
• On occasion, travel to GLG Offices to support network infrastructure
• Conduct new office buildout planning and equipment installation

Qualifications

• 6+ years of relevant Cisco/Palo Alto Network support, engineering, and administration
• Experience with implementation and support of networking technologies including VLANs, OSPF, EIGRP, and BGP, MPLS, Fortinet, Palo Alto Firewalls, Cisco firewalls routers and switches, and particularly Firepower OS and management tools
• Deep understanding of layer 2/layer 3 networking details, like ARP, MAC Address Tables, VRFs, VXlan, VTP, trunking, and port-aggregation
• Proven ability to design, plan and communicate complex networking projects
• Experience with common network components including routers, switches, and firewalls
• Familiarity with Voice over IP (VoIP) solutions and related protocols like SIP
• Deep understanding of common network concepts (IPv4, VPN, IPv6, Multicast, QOS, SDN, VTC)
• Proven understanding of secure networking technologies like IPSec, VPN, TLS, and certificate management
• Proven technical troubleshooting and performance tuning experience
• Proven experience setting up hybrid network environments, including WAN, LAN, WiFi networks, and software defined networks, to join on-prem and cloud environments
• Experience with network monitoring tools such as PRTG, SolarWinds, Logic Monitor, Cisco DNA, or Palo Alto Panorama
• Experience managing ISP vendor relationships, and troubleshooting, and debugging ISP outages and issues